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Published byStephen Garey Beasley Modified over 8 years ago
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What is the Internet? The Internet is a network of networks. It gives users access to a wide variety of information from millions of different sources. It also gives users access to electronic mail (email).
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What is the Internet? To access the Internet users need: –A computer. –A modem. –A telephone line or broadband connection. –An Internet Service Provider (ISP).
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The World Wide Web Web pages and websites can be viewed using special software called ‘web browsers’ (e.g. Netscape, Internet Explorer).
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The World Wide Web Websites are created using html (Hyper Text Mark-up Language).
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The World Wide Web Websites can be found in two different ways: –By typing the website’s URL (Universal Resource Locator) into a search engine. –Using the ‘search’ facility in a search engine.
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Examples of search engines
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Newsgroups and chat rooms Newsgroups are Internet-based discussion groups devoted to discussing specific topics or interests (e.g. rock bands, world politics, hobbies or sports). There are currently over 5,000 newsgroups. Chat rooms are pages on a website or online service where users can ‘chat’ with other users.
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What are the advantages of the Internet as a source of information? It can be accessed from anywhere. It provides access to huge amounts of information (e.g. encyclopaedias, dictionaries, online newspapers, online magazines, online books).
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What are the advantages of the Internet as a source of information? Information can be accessed immediately. The information is up-to-date. The information can include multimedia (e.g. video clips, animations, sound). Search engines can help users find the information they need.
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What are the disadvantages of the Internet as a source of information? The hardware and software required to use the Internet can be expensive. Information may not always be accurate or true. Too much information.
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